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pdf text link

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Kulikova Svetlana
2021-10-29 13:41:08 +03:00
parent 17b25167b1
commit 0bee7b0aaa
1 changed files with 50 additions and 1 deletions
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51
PdfReader/PdfReader.cpp
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@ -56,6 +56,7 @@
#include "lib/xpdf/TextOutputDev.h"
#include "lib/goo/GList.h"
#include "../DesktopEditor/common/StringExt.h"
#include <vector>
#endif
namespace PdfReader
@ -623,7 +624,56 @@ return 0;
nPageIndex++;
NSWasm::CData oRes;
oRes.SkipLen();
double height = m_pInternal->m_pPDFDocument->getPageCropHeight(nPageIndex);
struct _link
{
std::string link;
double x;
double y;
double w;
double h;
};
std::vector<_link> arrLinks;
// Текст-ссылка
TextOutputControl textOutControl;
textOutControl.mode = textOutReadingOrder;
TextOutputDev* pTextOut = new TextOutputDev(NULL, &textOutControl, gFalse);
m_pInternal->m_pPDFDocument->displayPage(pTextOut, nPageIndex, 72, 72, 0, gFalse, gTrue, gFalse);
m_pInternal->m_pPDFDocument->processLinks(pTextOut, nPageIndex);
TextWordList* pWordList = pTextOut->makeWordList();
for (int i = 0; i < pWordList->getLength(); i++)
{
TextWord* pWord = pWordList->get(i);
if (!pWord)
continue;
GString* sLink = pWord->getText();
if (!sLink)
continue;
std::string link(sLink->getCString(), sLink->getLength());
size_t find = link.find("http");
if (find != std::string::npos)
{
link.erase(0, find);
double x1, y1, x2, y2;
pWord->getBBox(&x1, &y1, &x2, &y2);
arrLinks.push_back({link, x1, y1, x2 - x1, y2 - y1});
}
}
RELEASEOBJECT(pTextOut);
for (_link& l : arrLinks)
{
oRes.WriteString((BYTE*)l.link.c_str(), l.link.length());
// Верхний левый угол
oRes.AddDouble(0.0);
oRes.AddDouble(l.x);
oRes.AddDouble(l.y);
oRes.AddDouble(l.w);
oRes.AddDouble(l.h);
}
// Гиперссылка
Links* pLinks = m_pInternal->m_pPDFDocument->getLinks(nPageIndex);
if (!pLinks)
return NULL;
@ -638,7 +688,6 @@ return 0;
GString* str = NULL;
double x1 = 0.0, y1 = 0.0, x2 = 0.0, y2 = 0.0, dy = 0.0;
pLink->getRect(&x1, &y1, &x2, &y2);
double height = m_pInternal->m_pPDFDocument->getPageCropHeight(nPageIndex);
y1 = height - y1;
y2 = height - y2;